20307+2109 COU 222

Coord 2000	20307+2109		Discov num	COU 222		Comp			Coord arcsec 2000	20 30 39.39 +21 09 26.9
Date first	1967		Date last	1997		Obs	5
Pa first	3		Pa last	2		P.A. Now (θ)	2°
Sep first	1.1		Sep last	1.3		Sep. Now (ρ)	1.3"
Mag pri	11.48		Mag sec	11.90		delta mag (ΔM)	0.42		Spectral class	A2 (white)
Pri motion ra	-003		Sec motion ra	-003
Pri motion dec	-003		Sec motion dec	-003
Notes

Nature of this double is uncertain.

Precise pa	2.4		Precise sep	1.29		Constellation	Vulpecula		Tycho2	1644-01779-1
Gaia DR2	84663216000

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20307+2109	COU 222		1997	5	2	1.3	11.48	11.90	A2		203039.39+210926.9

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